Slate Roof Valley Construction

Slating terms and phrases if you are not a seasoned roofer some of the terms used for slates batten spacing or overlapping of the slates can add to the confusion.

Slate roof valley construction.

Important 4 this booklet is a guide to the correct detailing and fixing of lead sheet flashings weatherings and. Valleys are typically found where gable dormer roofs meet the main roof or when a house has angled wings or additions where two roof sections in different planes meet. The valley area of a roof the straight lines formed when two different planes of the roof meet is a critical area that handles a tremendous amount of water run off. Grp valleys have pre formed upstands to prevent the ingress of water and for mortar bedding some have integral sand strips to ensure a good adhesion between the mortar and valley lining.

Raines brothers inc. A roof valley is very prone to leaks especially if you have an older roof. Slate roof central basic instructions on how to install slate roof hips and ridges slate roof central is your center hub for all things related to natural quarried slate roofing. Part 1 a guide to roof construction covers an overview of flat and pitched roofs.

Roof ridges and ridge tiles roof hips and hip tiles roof valleys roof verges and lead flashings. Calder lead sheet and flashing conforms to the new european standard. When installing slates along the valley it is important to place the nails so they do not puncture the valley flashing. Valley gutters 19 box and tapered gutters 20 secret gutters 21 flat roof coverings 22 window flashings 23 contents note.

This article discusses details and specifications for roof valley flashing for best construction roof leak resistance. We describe how to construct three common styles of roof valley. Part 3 of the four part guide to roof construction covers pitched roof detail. Roof pitch the angle of a roof not only determines what slates to use but the amount of overlap that the slate roof needs to remain waterproof.

To get the most out of it is helpful to also read parts 1 and 2. When our clients are looking for a natural slate roof we highly recommend north country slate. Here you can find instructions for installing a slate roof repairing and restoring slate roofs and repairing asbestos roofs and ceramic tile roofs. The slate roof bible joseph.

We have used north country black on a large number of occasions and we ve found it to be an excellent quality slate it is very workable. With your wider slate in hand rotate it 180 degrees so it can be marked for cutting. Preformed mortarless valleys the roof construction for mortarless valleys is similar to that for open grp valleys. Open valley closed cut valley and woven roof valley and we include roof valley underlayment and nailing specifications.